java-server-page/FormData.java at main · HauseMasterZ/java-server-page · GitHub

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importjava.io.IOException;
importjava.io.PrintWriter;
importjakarta.servlet.ServletException;
importjakarta.servlet.annotation.WebServlet;
importjakarta.servlet.http.HttpServlet;
importjakarta.servlet.http.HttpServletRequest;
importjakarta.servlet.http.HttpServletResponse;
@WebServlet("/FormData")
publicclassFormDataextendsHttpServlet {
privatestaticfinallongserialVersionUID = 1L;
// Auto-generated constructor stub
publicFormData() {
super();
 }
// HttpServlet doPost(HttpServletRequest request, HttpServletResponse response) method
protectedvoiddoPost(HttpServletRequestrequest, HttpServletResponseresponse) throwsServletException, IOException {

// Get the values from the request using 'getParameter'
Stringname = request.getParameter("name");
StringphNum = request.getParameter("phone");
Stringgender = request.getParameter("gender");
if (phNum.matches("[0-9]+") && phNum.length() > 2){

// To get all the values selected for
// programming language, use 'getParameterValues'
StringprogLang[] = request.getParameterValues("language");

// Iterate through the String array to
// store the selected values in form of String
StringlangSelect = "";
if(progLang!=null){
for(inti=0;i<progLang.length;i++){
langSelect= langSelect + progLang[i]+ ", ";
 }
 }

StringcourseDur = request.getParameter("duration");
Stringcomment = request.getParameter("comment");

// set the content type of response to 'text/html'
response.setContentType("text/html");

// Get the PrintWriter object to write
// the response to the text-output stream
PrintWriterout = response.getWriter();

// Print the data
out.print("<html><body >");
out.print("<h3>Details Entered</h3><br/>");
out.print("Full Name: "+ name + "<br/>");
out.print("Phone Number: "+ phNum +"<br/>");
out.print("Gender: "+ gender +"<br/>");
out.print("Programming languages selected: "+ langSelect +"<br/>");
out.print("Duration of course: "+ courseDur+"<br/>");
out.print("Comments: "+ comment);
out.print("</body></html>");
 }
else
 {
PrintWriterout = response.getWriter();
out.print("Phone Number Must contain only digits");

 }
 }
}